Staff Software Engineer - Embedded

alarmcom

Tysons, Virginia · Tysons · United States

Posted Dec 12, 2025

Other
Device Engineering

Job description

Alarm.com is a rapidly expanding technology company developing innovative cloud and device solutions across a wide range of cutting-edge technologies that provide a unified, connected service to millions of residential and commercial properties in the US and abroad. We are looking for a talented and passionate Staff Embedded Software Engineer for the Device Engineering team to help us define the future of the Internet-of-Things for residential and commercial properties by creating and integrating devices that connect with our robust cloud using next-gen communication stacks. As a Staff engineer you will act as a technical leader and subject-matter expert, architecting software systems, driving technical decisions across teams, and mentoring engineers across a diverse set of technological backgrounds to design devices, build and manufacture hardware, architect and implement software, and collaborate in an agile and fast-paced environment.

Required Technical Skills:

Bachelor's degree in Computer Engineering, Electrical Engineering, Computer Science, or a related technical field.
10+ years of professional software engineering experience, with a strong focus on native/embedded systems development. Experience developing and working with a large complex C++ codebase.
Expert-level proficiency in C++ (C++11/14), including modern language features, templates, and memory management. Expertise in highly efficient design and implementation for (disk, RAM and compute) constrained devices.
Experience with C++ in bare-metal and RTOS-based environments (FreeRTOS, Zephyr, ThreadX, or similar).
Expertise in implementing large complex systems. Expertise in CMake, Makefile and other build systems. Expertise in cross-compilation.
Expertise in threading, processes and other Linux systems knowledge. Expertise in asynchronous and messaging-based designs (e.g., protobuf/nanopb).
Expertise in IP networking and networking software development.
Experience in building Linux kernels, device drivers, kernel modules, U-Boot, etc.
Experience with static and dynamic analysis tools.
Hands-on experience with wireless communication protocols relevant to IoT and security devices, such as Wi-Fi, Bluetooth/BLE, Zigbee, Z-Wave, 802.15.4, LoRa, or cellular (LTE-M/NB-IoT).
Proficiency with Git and CI/CD pipelines adapted for embedded environments.

Responsibilities:

Drive technical decision-making across teams, including evaluating trade-offs and building consensus around architectural approaches. Ability to analyze the architecture of a large existing codebase.
Ability to analyze & architect C++ code for various use cases, such as monolithic vs modular design, static vs dynamic memory allocation, etc.
Implementing software patterns such as state machines, event-driven design, and publish/subscribe models across large codebases.
Drive cross-platform software design that supports multiple hardware variants or product SKUs from a shared codebase.
Strong oral and written communication skills. Ability to create and own technical design documents, architecture decision records (ADRs), and system-level specifications.
Skilled at translating complex technical constraints and firmware requirements into a clear set of tasks and communicating with product managers, hardware engineers, and other stakeholders.
Ability to proactively identify systemic risks, technical debt, and architectural shortcomings, and to champion long-term remediation plans.
Other duties as assigned.

Nice to Have:

Master's degree in Computer Engineering, Electrical Engineering, Computer Science, or a related technical field.
Experience with porting glibc, musl or bionic.
Experience with formal software development processes such as Agile/Scrum adapted for hardware-dependent teams.
Functional knowledge of security standards and protocols, such as TLS/SSL, OpenSSH, ECDSA/ECDH, AES256, HMAC, SHA256.
Experience with designing firmware for video pipeline systems, image signal processing, or streaming protocols (RTSP, H.264/H.265) is a strong plus.
Experience with Android and AOSP.
AI-aided design and software architecture.
Contributions to open-source embedded projects.

Please note that sponsorship of new applicants for employment authorization, or any other immigration-related support, is not available for this position at this time.

WHY WORK FOR ALARM.COM?

Collaborate with outstanding people: We hire only the best. Our standards are high and our employees enjoy working alongside other high achievers.
Make an immediate impact: New employees can expect to be given real responsibility for bringing new technologies to the marketplace. You are empowered to perform as soon as you join the Alarm.com team!
Gain well rounded experience: Alarm.com offers a diverse and dynamic environment where you will get the chance to work directly with executives and develop expertise across multiple areas of the business.
Focus on fun: Alarm.com places high value on our team culture. We even have a committee dedicated to hosting a stand-out holiday party, happy hours, and other fun corporate events.
Alarm.com values working together and collaborating in person. Our employees work from the office 4 days a week.

COMPANY INFO

Alarm.com is the leading cloud-based platform for smart security and the Internet of Things. More than 7.6 million home and business owners depend on our solutions every day to make their properties safer, smarter, and more efficient. And every day, we’re innovating new technologies in rapidly evolving spaces including AI, video analytics, facial recognition, machine learning, energy analytics, and more. We’re seeking those who are passionate about creating change through technology and who want to make a lasting impact on the world around them.

For more information, please visit www.alarm.com.

COMPANY BENEFITS

Alarm.com offers competitive pay and benefits inclusive of subsidized medical plan options, an HSA with generous company contribution, a 401(k) with employer match, and paid holidays, wellness time, and vacation increasing with tenure. Paid maternity and bonding leave, company-paid disability and life insurance, FSAs, well-being resources and activities, and a casual dress work environment are also part of our outstanding total rewards package!

Alarm.com is an Equal Opportunity Employer

In connection with your application, we collect information that identifies, reasonably relates to or describes you (“Personal Information”). The categories of Personal Information that we may collect include your name, government-issued identification number(s), email address, mailing address, other contact information, emergency contact information, employment history, educational history, criminal record, and demographic information. We collect and use those categories of Personal Information about you for human resources and other business management purposes, including identifying and evaluating you as a candidate for potential or future employment or future positions, recordkeeping in relation to recruiting and hiring, conducting criminal background checks as permitted by law, conducting analytics, and ensuring compliance with applicable legal requirements and Company policies. By submitting your application, you acknowledge that we may retain some of the personal data that you provide in your application for our internal operations such as managing our recruitment system and ensuring that we comply with labor laws and regulations even after we have made our employment decision.

Notice To Third Party Agencies:
Alarm.com understands the value of professional recruiting services. However, we are not accepting resumes from recruiters or employment agencies for this position. In the event we receive a resume or candidate referral for this position from a third-party recruiter or agency without a previously signed agreement, we reserve the right to pursue and hire those candidate(s) without any financial obligation to you. If you are interested in working with Alarm.com, please email your company information and standard agreement to RecruitingPartnerships@Alarm.com.

The base salary range of this opportunity is listed below and is determined within a range based on factors including qualifications, location and experience. This allows opportunity for growth and development within the role. The base salary offered is part of a total compensation package.

Base Salary Range

$150,000—$180,000 USD